package self.androidbase.utils;

import java.security.MessageDigest;

public class MD5Encrypt {   
	public final static String MD5(String s) {   
		char hexDigits[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',   
				'a', 'b', 'c', 'd', 'e', 'f' };   
		try {   
			byte[] strTemp = s.getBytes();   
			MessageDigest mdTemp = MessageDigest.getInstance("MD5");   
			mdTemp.update(strTemp);   
			byte[] md = mdTemp.digest();   
			int j = md.length;   
			char str[] = new char[j * 2];   
			int k = 0;   
			for (int i = 0; i < j; i++) {   
				byte byte0 = md[i];   
				str[k++] = hexDigits[byte0 >>> 4 & 0xf];   
				str[k++] = hexDigits[byte0 & 0xf];   
			}   
			return new String(str);   
		} catch (Exception e) {   
			return null;   
		}   
	}   

	
}
